Noxtua Raises €100m, C.H. Beck Now Majority Shareholder

Noxtua's €100m Round Puts Two Legal Publishers, Not Lawyers, in Charge of "Sovereign" Legal AI

Noxtua, the German legal AI vendor that markets itself as a "sovereign AI" alternative to US and UK tools, has closed a Series C round of around €100m, first reported by Artificial Lawyer. German legal publisher C.H. Beck is now the majority shareholder, joined by Austrian publisher MANZ. Law firms CMS and Dentons — which co-initiated Noxtua back in 2024 — sold their shares in the round, as did earlier backers Global Brain Corporation, KDDI Open Innovation Fund and investor Dominik Schiener. Founder and CEO Dr. Leif-Nissen Lundbæk keeps his stake, and Noxtua says CMS and Dentons will stay on as "anchor clients" despite exiting as owners.

Who actually controls Noxtua now?

C.H. Beck holds the controlling stake, MANZ is the other investor, and founder Lundbæk is the only other shareholder left standing.

That is a narrower ownership table than most legal AI raises produce. Instead of a law-firm consortium or a generalist venture fund, two content publishers now own the company outright. Noxtua's own framing — a shift toward a "content- and strategy-focused direction" — is a company statement, not an independent account of why the prior investors left, and readers should treat it as such.

Why does it matter that CMS and Dentons sold out but stayed customers?

Separating ownership from use turns CMS and Dentons into paying clients of a tool now controlled by publishers who also sell content to rival firms.

For a buyer evaluating legal AI, that's a governance question worth asking directly: if your vendor's owners are the same publishers supplying research content to every other firm in the market, what guarantees neutrality in how the product is built, priced or prioritised? Lundbæk describes Noxtua as running "Europe's largest legal database" — a claim made by the company about itself, with no cited measurement standard, and worth pressing on rather than repeating.

Does this affect e-discovery buyers, or is it just a legal-research story?

Noxtua sells legal research and workflow skills, not litigation evidence review, but its sovereignty pitch sets a benchmark buyers should hold every vendor to.

This site has previously looked at what makes an AI-generated answer defensible rather than merely plausible ("From Search Results to Defensible Evidence"). The same scrutiny applies here: "sovereign AI" is a marketing term until a vendor specifies where data sits, who can access it, and whether client content trains any model. Ownership changes are exactly when those answers can quietly shift.

What should buyers ask their own AI vendor after this?

Ask who owns the company today, what they gain from your documents, and whether infrastructure and training commitments survive a change of control.

Concretely: request the current cap table, not the founding story; confirm in writing whether privileged material can train a shared model versus staying inside a single-tenant or customer-controlled environment; and ask what contractual protection exists if the vendor is acquired again. A deployment where the firm controls its own keys and infrastructure — rather than trusting a shareholder register — is the only version of "sovereign" that survives an ownership reshuffle.

Frequently asked questions

What is Noxtua?

A European legal AI platform offering research and workflow skills, built on content licensed from legal publishers and positioned as a sovereign, EU-based alternative to US and UK legal AI tools.

Is C.H. Beck the only investor left?

No. Austrian publisher MANZ also invested in the Series C alongside C.H. Beck, and founder Dr. Leif-Nissen Lundbæk retains his shareholding.

Did CMS and Dentons stop using Noxtua after selling their shares?

No. Noxtua describes both firms as remaining "anchor clients," even though neither retains an equity stake following the round.

Sources: Artificial Lawyer.